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Ruland Coupling, 4 Beam Set Screw, 3/8in.x 1/4in. PSR20-6-4-SS - main

Coupling, 4 Beam Set Screw, 3/8in.x 1/4in.

  • Mfr # PSR20-6-4-SS

  • Zoro # G8080283

product price: $135.99
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Inch
Material - Couplings
Stainless Steel
Outside Dia.
1.25 in
Overall Length
1 1/2 in
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Specifications

Product Information

MFR #
PSR20-6-4-SS
Zoro #
G8080283
UPC #
634529051412
Country of Origin
United States

Dimensions

Bore Dia.
3/8 in x 1/4 in
Outside Dia.
1.25 in
Overall Length
1 1/2 in
Outside Dia. (mm)
31.8
Size
PSR20
Overall Length (mm)
38.1
Length through Bore
0.67 in
Clearance Dia. (In.)
1.125 in
Length through Bore (mm)
17.02
Overall Length (In.)
1.5
Clearance Dia. (mm)
28.6
Outside Dia. (In.)
1.250 in
Screw Size
M6
Length through Bore (In.)
0.67
Screw Size (mm)
M6
Coupling Outside Diameter
1 1/4 in
Bore Diameter 2
1/4 in
Bore Diameter 1
3/8 in
Different Bore Sizes
Yes
Length Through Bore 1
0.7 in
Screw Thread Size
M6
Length Through Bore 2
0.7 in

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Item
Motion Control Coupling
System of Measurement
Inch
Material - Couplings
Stainless Steel
Finish
Bright
Max. Temp. Range (F)
350 Degrees
Style
4-Beam Set Screw
Max. RPM
6,000 RPM
Rated Torque
81 in-lb
Max. Parallel Misalignment (In.)
0.015 in
Min. Bore (In.)
0.25 in
Material
Stainless Steel
Max. Angular Misalignment
3 Degrees
Max. Axial Misalignment (In.)
+/-0.01
Setscrew Location
2 (120 Degrees )
Item - Motion Control Couplings
Motion Control Coupling
Screw Type
Set Screw
Torque (In.-Lbs.)
81
Torsional Stiffness (Deg./In.-Lbs.)
0.044
Max. Bore (In.)
0.375 in
Max. Temp.
350 Degrees F
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Screw Material
Alloy Steel
Bore Tolerance
+0.001/-0.000 in
Axial Motion
0.01 in
Parallel Misalignment
0.015 in
Maximum Operating Temperature
350 Degrees F
Coupling Material
Stainless Steel
Zero Backlash
Yes
Included Screws
(4) Set Screw
Angular Misalignment
3 Degrees
Number of Locking Screws
4
Dynamic Torque Reversing
20.25 lb-in
Maximum Torque
81 in-lb
Number of Beams
4
Moment of Inertia
0.0922 lb-in sq
Fastener Tightening Torque
7.2 N-m
Maximum Speed
6,000 RPM
Full Bearing Support Required
Yes
For Misalignment Type
Angular, Axial, Parallel
Coupling Material Finish
Bright
Features
Balanced Design for Reduced Vibration, Higher Torque Capacity, Larger Body Sizes than Single Beam Couplings, Lower Windup, Machined from a Single Piece of Material, Two Sets of Two Spiral Cuts, Zero-Backlash
Screw Material Finish
Black Oxide
Shaft Locking Type
Set Screw
Minimum Operating Temperature
-40 Degrees F
Dynamic Torque Non-Reversing
40.5 lb-in
Torsional Stiffness
22.73 in-lb/Deg
Series
PSR
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Bore Type
Round
Shaft Tolerance
+0.0000/-0.0005 in
Coupling Material Grade
303

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 3/8 in, Bore Diameter 2 1/4 in, Coupling Material Stainless Steel, Coupling Outside Diameter 1 1/4 in, Maximum Speed 6,000 RPM, Maximum Torque 81 in-lb, Axial Motion 0.01 in, Overall Length 1 1/2 in, Parallel Misalignment 0.015 in, System of Measurement Inch, Different Bore Sizes Yes, Torsional Stiffness 22.73 in-lb/Deg, Bore Type Round, Shaft Locking Type Set Screw, Number of Beams 4, Length Through Bore 2 0.7 in

Restrictions

WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov

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